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For the Inventor, By the Inventor

Greenbrae, CA, United States of America

Louis De Vries

This inventor holds 10 USPTO granted patents. Top assignee: Chevron Research Company. Active years: 1977-1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Louis De Vries. Retrieved from https://idiyas.com/inventor/louis-de-vries

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 1.1

ph-index = 5

Forward Citations = 193(Granted Patents)


Company Filing History:

goldMedal10 out of 1,860 
 
Chevron Research Company
 patents

Years Active: 1977-1983

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10 patents (USPTO):Explore Patents
1. 4395343 - Antioxidant combinations of sulfur containing molybdenum complexes and (1983-07-26),
2. 4272387 - Process of preparing molybdenum complexes, the complexes so-produced and (1981-06-09),
3. 4269790 - Hydrocarbylethyl sulfonyl fluoride (1981-05-26),
4. 4159959 - Thiophosphonate dispersant combination (1979-07-03),
5. 4159958 - Succinate dispersant combination (1979-07-03),
6. 4159957 - Mannich base dispersant combination (1979-07-03),
7. 4159956 - Succinimide dispersant combination (1979-07-03),
8. 4122266 - Reaction of aryl sulfonic acid ester and amines (1978-10-24),
9. 4116873 - Lubricating oil composition containing Group I or Group II metal or lead (1978-09-26),
10. 4005072 - Oil-soluble aziridinyl urea compounds as lubricating oil detergents (1977-01-25),

Title: **Louis De Vries: Innovator in Antioxidant Technologies**

Introduction

Louis De Vries, an influential inventor based in Greenbrae, California, has made significant contributions to the field of antioxidant technologies. With an impressive portfolio of 10 patents, De Vries has dedicated his career to developing innovative solutions that enhance the efficacy and stability of lubricating oils.

Latest Patents

Among his recent inventions is a formulation of antioxidant combinations featuring sulfur-containing molybdenum complexes. This innovative approach involves creating an antioxidant additive combination for lubricating oils by integrating a sulfur-containing molybdenum compound, produced by reacting an acidic molybdenum compound, a basic nitrogen compound, and carbon disulfide, with an organic sulfur compound. Additionally, he has refined the process of preparing these molybdenum complexes to yield effective sulfur- and molybdenum-containing compositions, underscoring his expertise in enhancing the performance of lubricating oils.

Career Highlights

Louis De Vries holds a prominent position at Chevron Research Company, where he leverages his knowledge and skills to drive advancements in lubrication technology. His innovative mindset and technical expertise have established him as a vital asset in the realm of chemical engineering and lubricant formulation.

Collaborations

Throughout his career, De Vries has worked closely with his talented coworker, John M King. Their collaboration has led to fruitful discussions and innovative ideas that drive research forward in the area of antioxidant technologies, fostering a creative environment at Chevron Research Company.

Conclusion

In conclusion, Louis De Vries stands out as a pioneering inventor in the field of antioxidant additives for lubricating oils. His commitment to innovation and collaboration, coupled with a strong patent portfolio, has made him a key figure in enhancing the performance of lubrication technologies. With the continuing evolution of his inventions, De Vries's contributions are sure to leave a lasting impact on the industry.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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